to the shootings at sandy hook elementary school, a crack down that gun enthusiasts say wouldn't work. >> no loss of gun would think about doing something like. that. >> reporter: inside, there are guns and ammunition and more guns, even machine guns for sell. >> reporter: and there is an active shooting market on the machine guns where people will get together and shot machine guns all day long. >> reporter: nearly half and in the other, nearly 60% asked if they support -- said they support some form of gun control in this country. >> i will tell you what will stop a bad guy with a gun: a good guy with a gun. >> reporter: outside, members of code pink are call for example a ban on assault rifles and high-capacity ammunition magazines. >> we need a rationale gun policy and need to get it out of the hands of the nra boys. >> reporter: in district heights, maryland today, about two dozen men, women, and children gathered outside of the gun shop they say helps contribute to the gun violence in communities. >> my nephew who lived in richmond, virginia, was killed five years ago so, yeah, i know. >> t